If 2 is added to the first digit of every even number and 1 is subtrac – McqOptions

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1.	If 2 is added to the first digit of every even number and 1 is subtracted from the first digit of every odd number, what will be the difference between the 2nd largest and 2nd smallest number?
A.	455
B.	211
C.	559
D.	317
E.	None of these
Answer» C. 559

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